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Male Jean I De+ Ponthieu Click to view Jean I De+ Ponthieu in the family tree

Jean I De+ was born about 1142 in Montreuil, Flandres, France.  Jean I De+'s father was Guy II Ponthieu De+ Montgomery and his mother is Ida De Chatillon De+ Saint Pol.  His paternal grandparents were Guillaume III Talvas De+ Montgomery and Alix Helia De+ Bourgogne; his maternal grandfather was Hugues III De+ Saint Pol and his maternal grandmother is Beatrice+ X.  He was an only child.  He died on June 30th, 1191 in Saint-Jean d'Acre, Palestine.


Jean I De+'s family with Beatrice De+ Saint Pol

‌Jean I De+ and Beatrice De+ were married in a religious ceremony before 1177.  They had a son and two daughters, named Guillaume De Talvas De+, Adele De+ and Marguerite De.


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